Sofa



FIG. 1 is an isometric view of a sofa.

FIG. 2 is a front view of the sofa shown in FIG. 1.

FIG. 3 is a back view of the sofa shown in FIG. 1.

FIG. 4 is a side view of the sofa shown in FIG. 1.

FIG. 5 is an opposite side view of the sofa shown in FIG. 1.

FIG. 6 is a top view of the sofa shown in FIG. 1; and,

FIG. 7 is a bottom view of the sofa shown in FIG. 1. 

CLAIM The ornamental design for a sofa, as shown and described. 